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211011011220200 = 235219359991542521
BaseRepresentation
bin101111111110100111010100…
…010111100001001011101000
31000200010110022011211200100012
4233332213110113201023220
5210124201022333021300
62024441041553431052
762306020365365012
oct5776472427411350
91020113264750305
10211011011220200
11612642a3873a44
121b7bb42086b488
139098339a38639
143a16db774b1b2
15195dd322a2435
hexbfe9d45e12e8

211011011220200 has 96 divisors (see below), whose sum is σ = 516436365600000. Its totient is φ = 79959794342400.

The previous prime is 211011011220199. The next prime is 211011011220407. The reversal of 211011011220200 is 2022110110112.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136024940 + ... + 137567460.

It is an arithmetic number, because the mean of its divisors is an integer number (5379545475000).

Almost surely, 2211011011220200 is an apocalyptic number.

211011011220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211011011220200 is an abundant number, since it is smaller than the sum of its proper divisors (305425354379800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211011011220200 is a wasteful number, since it uses less digits than its factorization.

211011011220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578555 (or 1578546 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211011011220200 its reverse (2022110110112), we get a palindrome (213033121330312).

The spelling of 211011011220200 in words is "two hundred eleven trillion, eleven billion, eleven million, two hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 152 190 200 380 475 760 950 1900 3800 35999 71998 143996 179995 287992 359990 683981 719980 899975 1367962 1439960 1542521 1799950 2735924 3085042 3419905 3599900 5471848 6170084 6839810 7199800 7712605 12340168 13679620 15425210 17099525 27359240 29307899 30850420 34199050 38563025 58615798 61700840 68398100 77126050 117231596 136796200 146539495 154252100 234463192 293078990 308504200 586157980 732697475 1172315960 1465394950 2930789900 5861579800 55529213479 111058426958 222116853916 277646067395 444233707832 555292134790 1055055056101 1110584269580 1388230336975 2110110112202 2221168539160 2776460673950 4220220224404 5275275280505 5552921347900 8440440448808 10550550561010 11105842695800 21101101122020 26376376402525 42202202244040 52752752805050 105505505610100 211011011220200